Little work has been done on amino sugar biosynthesis.

在氨基糖生物合成方面，工作做得很少。

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Glucasmine is an amino sugar extracted from the chitin of shellfish that is used by the body to support healthy joint structures.

葡萄糖氨是一种从贝类壳质中萃取的氨基糖，用于维持身体骨骼结构的健康。

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Glucosamine is an amino sugar derived from the chitin of shellfish. It is utilized by the body to support healthy joint structures.

氨基葡萄糖是一种氨基糖来自于贝类甲壳类。它被身体吸收利用来促进健康的关节结构。

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After experimenting with more than a dozen different formulations, drying them with custom-made machinery and heating them in ovens to test shelf life, Nektar hit upon a successful recipe that mixes insulin with glycine (an amino acid), citrate (the salt of an organic acid found in humans) and mannitol (a sugar used in intravenous products).

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